Home / 762,763.12-1,144,314.78-250,451.08

Finding the Fourth Proportional to 762,763.12, 1,144,314.78 and 250,451.08

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Solution

The fourth proportional to 762,763.12, 1,144,314.78 and 250,451.08 is: 375,732.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,763.12 : 1,144,314.78 = 250,451.08 : x
  2. Step 2: Convert to fraction form
    762,763.12/1,144,314.78 = 250,451.08/x
  3. Step 3: Cross multiply
    762,763.12x = 1,144,314.78 × 250,451.08
  4. Step 4: Simplify right side
    762,763.12x = 286,594,872,510.96
  5. Step 5: Solve for x
    x = 286,594,872,510.96/762,763.12
  6. Step 6: Final answer
    x = 375,732.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.